package jobOo;

import ooday01.Student;

public class Student1 {
        String name;
        int age;
        String className;
        String stuId;

        Student1(){

        }
        Student1(String name,int age){
            this.name=name;
            this.age=age;
        }
        Student1(String name,int age,String className,String stuId){
            this.name=name;
            this.age=age;
            this.className=className;
            this.stuId=stuId;
        }
        void study(){
            System.out.println(name+"在学习...");
        }
        void sayHi(){
            System.out.println("大家好，我叫"+name+"，今年"+age+"岁了，所在班级"+className
                    +"学号为："+stuId);
        }
        void playWith(String anotherName){
            System.out.println(name+"正在和"+anotherName+"一起玩");
        }
    }

class ConsDemo {
    public static void main(String[] args) {
        Student1 zs=new Student1();
        zs.name = "张三";
        zs.age = 22;
        zs.className = "2302";
        zs.stuId = "112";
        Student1 ls=new Student1("李四",24);
        Student1 ww=new Student1("王五",26,"2302","911");
        zs.sayHi();
        ls.sayHi();
        ww.sayHi();
    }
}
